Prepare against Irena Pajer
Poland · World #112,711 classical · FIDE ID 21007616
Our database contains 41 games by Irena Pajer, covering Feb 2019 to Jul 2026. Below you'll find Irena Pajer's most-played openings with White and Black, career performance record, notable wins and top events — everything you need to scout Irena Pajer before a game. You can open the same data in the free interactive preparation workstation, which builds a move-by-move opening tree from every game.
Ratings
| Time control | Current | Peak | Peak date |
|---|---|---|---|
| Classical | 1,694 | 1,760 | Apr 2026 |
| Rapid | 1,499 | 1,690 | Aug 2025 |
| Blitz | 1,545 | 1,560 | Oct 2025 |
Performance record
| Split | Games | Wins | Draws | Losses | Win rate |
|---|---|---|---|---|---|
| Overall | 41 | 14 | 4 | 23 | 34.1% |
| As White | 19 | 7 | 1 | 11 | 36.8% |
| As Black | 22 | 7 | 3 | 12 | 31.8% |
Openings as White
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| C70 | Ruy Lopez: Morphy Defense | 3 | 2/0/1 | 66.7% |
| B34 | Sicilian: Accelerated Dragon | 2 | 2/0/0 | 100.0% |
| B23 | Sicilian: Closed | 2 | 0/0/2 | 0.0% |
| C65 | Ruy Lopez: Berlin Defense | 2 | 0/0/2 | 0.0% |
| E61 | King's Indian Defense | 1 | 1/0/0 | 100.0% |
| B06 | Modern Defense | 1 | 0/0/1 | 0.0% |
| C72 | Ruy Lopez: Steinitz Defense Deferred | 1 | 0/0/1 | 0.0% |
| B28 | Sicilian | 1 | 1/0/0 | 100.0% |
| B45 | Sicilian: Four Knights | 1 | 0/1/0 | 0.0% |
| B13 | Caro-Kann: Exchange Variation | 1 | 1/0/0 | 100.0% |
Openings as Black
| ECO | Opening | Games | W/D/L | Win rate |
|---|---|---|---|---|
| B42 | Sicilian | 6 | 2/0/4 | 33.3% |
| E40 | Nimzo-Indian: Rubinstein System | 3 | 2/0/1 | 66.7% |
| B22 | Sicilian: Alapin | 2 | 0/0/2 | 0.0% |
| B21 | Sicilian: Grand Prix Attack | 2 | 2/0/0 | 100.0% |
| A46 | Indian Defense | 2 | 1/0/1 | 50.0% |
| E12 | Queen's Indian Defense | 2 | 0/2/0 | 0.0% |
| D45 | Slav Defense | 1 | 0/1/0 | 0.0% |
| D02 | London System | 1 | 0/0/1 | 0.0% |
| A01 | Nimzovich-Larsen attack | 1 | 0/0/1 | 0.0% |
| B80 | Sicilian: Scheveningen | 1 | 0/0/1 | 0.0% |
Notable wins
| Date | Opponent | Elo | Event | ECO |
|---|---|---|---|---|
| Aug 2024 | Milan Safarik | 1,861 | ch-EU Amateurs U1700 | B28 |
| Jul 2026 | Inti Macek | 1,819 | 25th European Youth Rapid & Blitz Chess Championship | Blitz | G16 | E40 |
| Jul 2026 | Josephina Akiko Brunner | 1,765 | 25th European Youth Rapid & Blitz Chess Championship | Blitz | G16 | C77 |
| Jul 2026 | Maria Helena Rudiger | 1,728 | 25th European Youth Rapid & Blitz Chess Championship | Blitz | G16 | E40 |
| Aug 2023 | Aleksandra Duda | 1,581 | ch-POL Blitz U18 Girls | B34 |
Top events
| Event | Year | Games | Score | TPR |
|---|---|---|---|---|
| 25th European Youth Rapid & Blitz Chess Championship | Blitz | G16 | 2026 | 12 | 3.5 | 1,674 |
| ch-POL U12 Girls | 2021 | 9 | 3.5 | 1,112 |
| Poronin Tatra Limba Open B | 2021 | 8 | 3 | 1,208 |
| ch-EU Amateurs U1700 | 2024 | 5 | 3.5 | 1,776 |
| 25th European Youth Rapid & Blitz Chess Championship | Rapid | G16 | 2026 | 3 | 0.5 | 1,525 |
| 25th European Youth Rapid & Blitz Chess Championship | Blitz | G18 | 2026 | 2 | 1 | 1,728 |
| ch-POL Rapid U18 Girls | 2023 | 1 | 0 | 1,278 |
| ch-POL Blitz U18 Girls | 2023 | 1 | 1 | 1,981 |
Interactive opening tree from all 41 games, weak-spot detection and engine analysis.
Start preparationFrequently asked questions
What openings does Irena Pajer play as White?
As White, Irena Pajer's most-played openings in our database are: Ruy Lopez: Morphy Defense (3 games, 66.7% win rate); Sicilian: Accelerated Dragon (2 games, 100.0% win rate); Sicilian: Closed (2 games, 0.0% win rate). The full breakdown of 19 games with White is in the table above.
What openings does Irena Pajer play as Black?
As Black, Irena Pajer most often plays: Sicilian (6 games, 33.3% win rate); Nimzo-Indian: Rubinstein System (3 games, 66.7% win rate); Sicilian: Alapin (2 games, 0.0% win rate). See the table above for the top ten Black openings across 22 games.
What is Irena Pajer's FIDE rating?
Irena Pajer is currently rated 1,694 in classical chess, 1,499 in rapid and 1,545 in blitz. Peak classical rating: 1,760 (Apr 2026).
How many games has Irena Pajer played?
Our database contains 41 games by Irena Pajer, covering Feb 2019 to Jul 2026. Overall record: 14 wins, 4 draws, 23 losses (34.1% win rate).
How do I prepare against Irena Pajer?
Open Irena Pajer's player page on Chess.ceo and start a free preparation session: it scans all 41 of their games, shows their repertoire move by move in an opening tree, and highlights the lines where they score worst — so you know exactly where to aim. No signup required to explore.